(19)
(11) EP 4 284 953 A1

(12)

(43) Date of publication:
06.12.2023 Bulletin 2023/49

(21) Application number: 22701872.8

(22) Date of filing: 12.01.2022
(51) International Patent Classification (IPC): 
C22C 21/00(2006.01)
F28F 21/08(2006.01)
 C22F 1/04(2006.01)
(52) Cooperative Patent Classification (CPC):
C22C 21/00; C22F 1/04; F28F 21/084
(86) International application number:
PCT/US2022/070150
(87) International publication number:
WO 2022/165454 (04.08.2022 Gazette 2022/31)
(84) Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA ME
Designated Validation States:
KH MA MD TN

(30) Priority: 01.02.2021 US 202163199900 P

(71) Applicant: Novelis, Inc.
Atlanta, GA 30326 (US)

(72) Inventors:
  • KADALI, Jyothi
    Kennesaw, Georgia 30144 (US)
  • SIMIELLI, Eider A.
    Kennesaw, Georgia 30144 (US)

(74) Representative: Weickmann & Weickmann PartmbB 
Postfach 860 820
81635 München
81635 München (DE)

   


(54) HIGH STRENGTH, SAG RESISTANT ALUMINUM ALLOYS FOR USE AS FIN STOCK AND METHODS OF MAKING THE SAME